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Add 10/42 and 4/54

10/42 + 4/54 is 59/189.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 54 is 378
  2. For the 1st fraction, since 42 × 9 = 378,
    10/42 = 10 × 9/42 × 9 = 90/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    4/54 = 4 × 7/54 × 7 = 28/378
  4. Add the two fractions:
    90/378 + 28/378 = 90 + 28/378 = 118/378
  5. After reducing the fraction, the answer is 59/189

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